The Valve,safety Relief, cataloged under National Stock Number 4820-01-196-5164, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-196-5164 |
| Primary Part Number | LL-2210-C 2IN 30-50 PSI MONEL |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Flange Shape | ROUND WITH HOLES FIRST END |
| Bolt Circle Nominal Diameter | 4.438 INCHES FIRST END IN |
| Bolt Hole Nominal Diameter | 0.562 INCHES FIRST END IN |
| Operating Pressure | 100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Size | 2.000 INCHES IN |
| Adjustable Pressure Range | +30.0 TO 50.0 POUNDS PER SQUARE INCH LBS |
| Bonnet Type | INSIDE SPRING |
| Second Connection Face to Centerline Distance | 4.750 INCHES IN |
| Bolt Hole Quantity | 6 FIRST END |
| Bonnet Attachment Method | BOLTED |
| Media for Which Designed | WATER, SALT SINGLE RESPONSE |
| First Connection Face to Centerline Distance | 4.750 INCHES IN |
| Material | STEEL BODY |
| Valve Operation Method | AUTOMATIC |
| Nominal Thickness | 0.438 INCHES FIRST END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| LL-2210-C 2IN 30-50 PSI MONEL PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| S4824H3129376 | D/9 Drawing number reference only U.S. Government activity |
| LL-2210-C 2IN 3 | C/1 Advisory reference — outside the item-of-supply concept Kunkle Industries Inc Lonergan Valve Div |
| LL-2210-C 2IN 30-50PSI MONEL | 5/9 Secondary reference Kunkle Industries Inc Lonergan Valve Div |
| LL-2210-C 2IN 30-50PSI MONEL | 5/9 Secondary reference Anderson Greenwood Lp Dba Anderson Greenwood Crosby |
NSN 4820-01-196-5164 is a Valve,safety Relief, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-196-5164 has 1 manufacturer part number on file: LL-2210-C 2IN 30-50 PSI MONEL (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
Key specifications for LL-2210-C 2IN 30-50 PSI MONEL: Flow Control Device: DISK; Flange Shape: ROUND WITH HOLES FIRST END; Bolt Circle Nominal Diameter: 4.438 INCHES FIRST END IN; Bolt Hole Nominal Diameter: 0.562 INCHES FIRST END IN. 16 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.